Add AMD uProf module and enable it in fox

m/fox/configuration.nix

@@ -5,6 +5,7 @@
     ../common/base.nix
     ../common/xeon/console.nix
     ../module/emulation.nix
+    ../module/amd-uprof.nix
   ];
 
   # Select the this using the ID to avoid mismatches
@@ -22,6 +23,8 @@
   # Use performance for benchmarks
   powerManagement.cpuFreqGovernor = "performance";
 
+  services.amd-uprof.enable = true;
+
   networking = {
     timeServers = [ "ntp1.upc.edu" "ntp2.upc.edu" ];
     hostName = "fox";